The present research was conducted to investigate the relationship between tennis playing and self-esteem, and also, some variables at an intercollegiate tennis tournament. To this and, a total of 240 students (Mage:21,05±1,78) from different universities voluntarily participated in the study. In the process, as a data collection tool, Coopersmith Self-esteem inventory by developed Coopersmith in 1967 was used in this study and it was used to determine the participants' scores of self-esteem. A comparing design was used in the present research. This design was chosen because differences between three and more parameters were investigated in the study group. Descriptive statistics and frequency analysis were calculated for determining demographic features and scores (M, SD etc.). Participants were compared using MannWhitney U & Kruskal-Wallis H Tests analysis. According to the results of the research, there was not a significant statistical difference in self-esteem between male and female students. There was not a significant statistical difference in self-esteem among different departments and universities. There was not a significant statistical difference in self-esteem between having a physical injury and not having a physical injury. On the other hand, there was a significant statistical difference in self-esteem between having a psychological disorder and not having a psychological disorder. This result shows that playing tennis can change the self-esteem level in a positive direction.